A Secure Image Encryption Algorithm Based on Rubik's Cube Principle

Table 8

Speed test results of the proposed algorithm with image Lena using a 2.7 GHz personal computer.

Image size	Encryption time	Decryption time
64×64	0.03 s	0.03 s
128×128	0.04 s	0.04 s
256×256	0.12 s	0.12 s
512×512	0.66 s	0.66 s
1024×1024	5.40 s	5.40 s